Hamlin Lake Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Michigan |
| County | Mason |
| Nearest City | Ludington State Park |
| River/Stream | Big Sable River |
| Coordinates | 44.03250, -86.49222 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 206 ft |
| Year Completed | 1913 (113 years old) |
Storage & Hydraulics
| NID Storage | 102,500 acre-ft |
| Max Storage | 102,500 acre-ft |
| Normal Storage | 85,600 acre-ft |
| Surface Area | 4,750 acres |
| Drainage Area | 206 sq mi |
| Max Discharge | 1,700 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | MDNR Parks & Recreation |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/19/2019 |
| Emergency Action Plan | Yes |